script.js

const fs = require('fs');
const path = require('path');

async function findMissingImports(projectRoot, directiveName, directiveClass) {
  const missingImportFiles = [];

  const searchDirectory = async (dir) => {
    const files = fs.readdirSync(dir);

    for (const file of files) {
      const filePath = path.join(dir, file);
      const stat = fs.statSync(filePath);

      if (stat.isDirectory()) {
        await searchDirectory(filePath); // Recursive call for subdirectories
      } else if (file.endsWith('.component.html')) {
        const tsFilePath = filePath.replace('.component.html', '.component.ts');

        // Check if the corresponding .ts file exists
        if (!fs.existsSync(tsFilePath)) continue;

        // 1. Check if the directive is used in the HTML file
        const htmlContent = fs.readFileSync(filePath, 'utf-8');
        const directiveUsed = htmlContent.includes(directiveName);

        if (!directiveUsed) continue;

        // 2. Check if the directive class is imported in the .ts file
        const tsContent = fs.readFileSync(tsFilePath, 'utf-8');
        const importRegex = new RegExp(`import\\s+\\{.*\\b${directiveClass}\\b.*\\}\\s+from\\s+.*`);
        const importPresent = importRegex.test(tsContent);

        // 3. If the directive is used but the import is missing, add to the list
        if (directiveUsed && !importPresent) {
          missingImportFiles.push(tsFilePath);
        }
      }
    }
  };

  await searchDirectory(projectRoot);
  return missingImportFiles;
}

// --- Configuration ---
const PROJECT_ROOT = './'; // Replace with your project path
const DIRECTIVE_NAME = "<app-razor-multiselect";
const DIRECTIVE_CLASS = "RazorMultiselectComponent";

// --- Run the script ---
findMissingImports(PROJECT_ROOT, DIRECTIVE_NAME, DIRECTIVE_CLASS)
  .then((missingFiles) => {
    if (missingFiles.length > 0) {
      console.log('Component files missing the import:');
      missingFiles.forEach((file) => console.log(file));
    } else {
      console.log('No component files found missing the import.');
    }
  })
  .catch((err) => {
    console.error('An error occurred:', err);
  });